feat(alchemy-button): Re-enable on turbo:submit-end

[tvdeyen]

What is this pull request for?

When nested in a turbo frame the form fires a turbo:submit-end event. In this case we want the button to be enabled again.

Checklist

• [x] I have followed Pull Request guidelines
• [x] I have added a detailed description into each commit message
• [x] I have added tests to cover this change

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 95.86%. Comparing base (f123201) to head (2b38d28).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #2854 +/- ## ======================================= Coverage 95.86% 95.86% ======================================= Files 229 229 Lines 6211 6211 ======================================= Hits 5954 5954 Misses 257 257 ```

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.